Dev Builds » 20250118-1950

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host	Duration	Avg Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo
ncm-dbt-01	06:52:30	584473	4016	1541 541 1934	+88.37 ± 4.83	1 97 817 1087 6	+188.78 ± 11.88
ncm-dbt-02	06:51:02	585913	4000	1512 530 1958	+87.07 ± 4.99	4 100 823 1056 17	+183.74 ± 11.84
ncm-dbt-03	06:52:49	586656	4000	1579 541 1880	+92.27 ± 4.88	2 88 793 1104 13	+197.16 ± 12.06
ncm-dbt-04	06:51:58	570797	4000	1569 538 1893	+91.62 ± 4.93	1 95 793 1094 17	+194.34 ± 12.07
ncm-dbt-05	06:51:54	586935	3984	1543 540 1901	+89.39 ± 4.94	2 97 804 1074 15	+189.46 ± 11.98
			20000	7744 2690 9566	+89.74 ± 2.2	10 477 4030 5415 68	+190.66 ± 5.35

Test Detail

ID	Host	Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo	PGN
396463	ncm-dbt-01	585421	16	7 4 5	+65.88 ± 61.23	0 0 5 3 0	+136.9 ± 147.45	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3212300609 \ -pgnout ncm-dbt-20250118-1950-041.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396462	ncm-dbt-05	586985	484	181 53 250	+94.12 ± 13.56	0 8 100 132 2	+200.56 ± 33.94	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4171248327 \ -pgnout ncm-dbt-20250118-1950-040.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396461	ncm-dbt-03	588430	500	199 56 245	+102.22 ± 13.54	0 8 94 145 3	+219.87 ± 35.19	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1874824600 \ -pgnout ncm-dbt-20250118-1950-039.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396460	ncm-dbt-04	570068	500	196 60 244	+96.94 ± 13.16	0 9 96 145 0	+211.87 ± 34.83	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3148527000 \ -pgnout ncm-dbt-20250118-1950-038.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396459	ncm-dbt-02	585126	500	186 71 243	+81.37 ± 14.54	1 12 113 119 5	+165.8 ± 31.92	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3985685873 \ -pgnout ncm-dbt-20250118-1950-037.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396458	ncm-dbt-01	583824	500	186 68 246	+83.57 ± 14.16	0 16 101 132 1	+176.33 ± 34.04	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4231183089 \ -pgnout ncm-dbt-20250118-1950-036.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396457	ncm-dbt-05	581028	500	195 67 238	+90.96 ± 14.32	0 16 91 142 1	+194.57 ± 35.91	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3103894624 \ -pgnout ncm-dbt-20250118-1950-035.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396456	ncm-dbt-03	584664	500	195 67 238	+90.96 ± 13.56	0 11 101 137 1	+194.57 ± 33.94	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 383941514 \ -pgnout ncm-dbt-20250118-1950-034.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396455	ncm-dbt-04	570108	500	211 66 223	+103.73 ± 13.38	0 8 91 149 2	+226.0 ± 35.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2592220835 \ -pgnout ncm-dbt-20250118-1950-033.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396454	ncm-dbt-02	585169	500	196 82 222	+80.63 ± 14.66	0 17 106 123 4	+164.07 ± 33.19	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 471322276 \ -pgnout ncm-dbt-20250118-1950-032.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396453	ncm-dbt-01	582402	500	188 66 246	+86.52 ± 13.32	0 11 106 133 0	+185.33 ± 33.03	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2647316425 \ -pgnout ncm-dbt-20250118-1950-031.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396452	ncm-dbt-05	585717	500	190 79 231	+78.43 ± 14.31	0 17 107 124 2	+162.35 ± 33.02	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2616293104 \ -pgnout ncm-dbt-20250118-1950-030.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396451	ncm-dbt-03	587028	500	189 68 243	+85.78 ± 14.51	1 13 103 130 3	+179.9 ± 33.65	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2647454745 \ -pgnout ncm-dbt-20250118-1950-029.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396450	ncm-dbt-04	567878	500	191 69 240	+86.52 ± 13.16	0 10 108 132 0	+185.33 ± 32.63	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2935902741 \ -pgnout ncm-dbt-20250118-1950-028.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396449	ncm-dbt-01	583908	500	194 61 245	+94.69 ± 12.64	0 5 108 136 1	+204.07 ± 32.28	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 907821206 \ -pgnout ncm-dbt-20250118-1950-027.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396448	ncm-dbt-02	587664	500	177 59 264	+83.57 ± 14.01	0 15 103 131 1	+176.33 ± 33.67	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1566061427 \ -pgnout ncm-dbt-20250118-1950-026.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396447	ncm-dbt-05	587197	500	191 70 239	+85.78 ± 13.77	1 8 113 125 3	+179.9 ± 31.72	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 134526293 \ -pgnout ncm-dbt-20250118-1950-025.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396446	ncm-dbt-04	571994	500	188 67 245	+85.78 ± 13.92	0 13 105 130 2	+179.9 ± 33.27	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4067132758 \ -pgnout ncm-dbt-20250118-1950-024.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396445	ncm-dbt-03	586816	500	204 63 233	+100.7 ± 13.53	0 10 90 149 1	+219.87 ± 36.1	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2327677500 \ -pgnout ncm-dbt-20250118-1950-023.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396444	ncm-dbt-02	586901	500	191 60 249	+93.2 ± 13.91	0 11 100 136 3	+196.45 ± 34.12	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 741467489 \ -pgnout ncm-dbt-20250118-1950-022.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396443	ncm-dbt-01	583279	500	184 69 247	+81.37 ± 13.81	0 15 105 130 0	+172.78 ± 33.32	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3044082313 \ -pgnout ncm-dbt-20250118-1950-021.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396442	ncm-dbt-04	571391	500	196 70 234	+89.48 ± 14.59	0 14 101 130 5	+183.51 ± 34.01	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2531240149 \ -pgnout ncm-dbt-20250118-1950-020.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396441	ncm-dbt-05	585295	500	204 69 227	+96.19 ± 13.8	0 11 95 142 2	+206.01 ± 35.09	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 320226498 \ -pgnout ncm-dbt-20250118-1950-019.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396440	ncm-dbt-03	583782	500	202 62 236	+99.95 ± 13.03	0 8 94 148 0	+219.87 ± 35.19	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3335696975 \ -pgnout ncm-dbt-20250118-1950-018.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396439	ncm-dbt-01	583782	500	202 66 232	+96.94 ± 13.33	0 9 97 143 1	+209.91 ± 34.63	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2302822354 \ -pgnout ncm-dbt-20250118-1950-017.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396438	ncm-dbt-02	585295	500	190 55 255	+96.19 ± 13.16	0 8 100 141 1	+207.95 ± 33.99	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1111309059 \ -pgnout ncm-dbt-20250118-1950-016.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396437	ncm-dbt-04	570869	500	200 67 233	+94.7 ± 14.68	1 10 100 133 6	+196.45 ± 34.12	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 158456317 \ -pgnout ncm-dbt-20250118-1950-015.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396436	ncm-dbt-05	582903	500	190 59 251	+93.2 ± 13.91	1 9 100 138 2	+200.24 ± 34.09	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3440888664 \ -pgnout ncm-dbt-20250118-1950-014.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396435	ncm-dbt-03	586604	500	196 70 234	+89.48 ± 13.69	0 11 104 133 2	+189.0 ± 33.39	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2100534351 \ -pgnout ncm-dbt-20250118-1950-013.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396434	ncm-dbt-01	583698	500	199 66 235	+94.69 ± 13.78	0 12 94 143 1	+204.07 ± 35.31	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3609797526 \ -pgnout ncm-dbt-20250118-1950-012.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396433	ncm-dbt-02	586435	500	192 69 239	+87.26 ± 13.95	2 9 103 136 0	+190.85 ± 33.57	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2922260860 \ -pgnout ncm-dbt-20250118-1950-011.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396432	ncm-dbt-05	585759	500	195 65 240	+92.45 ± 14.65	0 16 91 140 3	+194.57 ± 35.91	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3444209994 \ -pgnout ncm-dbt-20250118-1950-010.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396431	ncm-dbt-03	587113	500	193 82 225	+78.44 ± 14.74	1 17 104 126 2	+164.07 ± 33.53	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3362225757 \ -pgnout ncm-dbt-20250118-1950-009.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396430	ncm-dbt-04	571110	500	192 66 242	+89.48 ± 14.44	0 16 94 138 2	+189.0 ± 35.33	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3974829885 \ -pgnout ncm-dbt-20250118-1950-008.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396429	ncm-dbt-01	584748	500	182 67 251	+81.37 ± 14.68	1 17 99 132 1	+172.78 ± 34.4	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3859517939 \ -pgnout ncm-dbt-20250118-1950-007.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396428	ncm-dbt-02	585126	500	193 64 243	+91.71 ± 14.92	1 15 91 140 3	+194.57 ± 35.91	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2428390896 \ -pgnout ncm-dbt-20250118-1950-006.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396427	ncm-dbt-05	600602	500	197 78 225	+84.31 ± 13.42	0 12 107 131 0	+179.9 ± 32.89	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2732053532 \ -pgnout ncm-dbt-20250118-1950-005.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396426	ncm-dbt-01	589197	500	199 74 227	+88.74 ± 13.68	0 12 102 135 1	+189.0 ± 33.78	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1865247452 \ -pgnout ncm-dbt-20250118-1950-004.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396425	ncm-dbt-03	588813	500	201 73 226	+90.96 ± 13.4	0 10 103 136 1	+194.57 ± 33.53	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2321853314 \ -pgnout ncm-dbt-20250118-1950-003.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396424	ncm-dbt-02	585590	500	187 70 243	+82.83 ± 13.54	0 13 107 130 0	+176.33 ± 32.93	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 566768108 \ -pgnout ncm-dbt-20250118-1950-002.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
396423	ncm-dbt-04	572961	500	195 73 232	+86.52 ± 13.93	0 15 98 137 0	+185.33 ± 34.57	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1852699496 \ -pgnout ncm-dbt-20250118-1950-001.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250118-1950 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:a944f082256efcb4d7ce181a472f9d674941f949 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15

Commit

Commit ID	a944f082256efcb4d7ce181a472f9d674941f949
Author	Daniel Monroe
Date	2025-01-18 19:50:04 UTC
retroactive reduction decrease if eval improves If the previous reduction was large but the static eval improves then increase the search depth. This patch looks at the next node when calculating the reduction, something I don't think has been done before and which can probably used for further elo gaining patches. Passed STC LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 55936 W: 14813 L: 14462 D: 26661 Ptnml(0-2): 220, 6565, 14094, 6822, 267 https://tests.stockfishchess.org/tests/view/67845b70460e2910c51ddcff Passed LTC LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 189468 W: 48411 L: 47773 D: 93284 Ptnml(0-2): 180, 20801, 52131, 21445, 177 https://tests.stockfishchess.org/tests/view/6784e2cb460e2910c51ddf86 closes https://github.com/official-stockfish/Stockfish/pull/5785 bench: 1512884